ASUS Republic of Gamers has unveiled the ROG Strix Helios II, a mid-tower gaming chassis that’s ready to house the most powerful hardware money can buy. With support for graphics cards up to 450mm long and dual 360mm radiators, this premium case is engineered for showcase builds that demand both style and substance.
Table of Contents
ROG Strix Helios II: Key Specifications
The Helios II combines premium materials with practical features that serious PC builders demand:
| Feature | Specification | Gaming Advantage |
|---|---|---|
| GPU Support | Up to 450mm long | Fits all RTX 50 Series cards |
| Radiator Support | Dual 360mm (front + top) | Ultimate liquid cooling setup |
| Pre-installed Fans | 4x 140mm (28mm thick) | Optimized airflow with low noise |
| Front I/O | 4x USB 3.0 + 2x USB-C 20Gbps | 60W fast charging capability |
| Motherboard Support | E-ATX, ATX, Micro-ATX, Mini-ITX | Maximum compatibility |
Diamond-Grille Design Meets Premium Materials
Available in sleek black or white finishes, the Helios II features a distinctive aluminum front panel with diamond-pattern grille design. This isn’t just about looks – the 3D-structured filter behind the panel delivers maximum airflow while minimizing fan noise. The tempered glass side panels showcase your components and RGB lighting perfectly.
The white version pairs beautifully with ASUS’s new GeForce RTX 50 Series white graphics cards, creating colour-coordinated builds that look stunning in any gaming setup.
Built for Heavy-Duty Gaming Hardware
This chassis is a PC builder’s dream, especially for high-end gaming rigs. The spacious interior accommodates:
- Massive GPUs: 450mm clearance handles the largest RTX 50 Series cards
- Dual radiator cooling: Front and top 360mm support for liquid cooling setups
- Large motherboards: E-ATX compatibility for boards like the Crosshair X870E Extreme
- Generous clearances: 190mm CPU cooler height, 220mm PSU length
DIY-Friendly Features That Actually Matter
ASUS packed the Helios II with practical building features:
- Tool-free installation: One-key-release side panels and patented PCIe mount
- Cable management: 33mm routing space with unified front panel header
- Quality of life: Detachable PSU bracket and integrated ARGB/fan controller
- Transport ready: Woven carrying straps with dual X-shaped structure
Connectivity for Modern Gaming
The front I/O panel delivers everything modern gamers need:
- Fast data transfer: Two USB 20Gbps Type-C ports
- Device charging: 60W fast charging for mobile devices
- Legacy support: Four USB 3.0 Type-A ports plus audio jack
- Control access: Dedicated power, reset, and LED buttons
Cooling Performance That Counts
Four pre-installed 140mm fans with extra-thick 28mm frames deliver superior airflow at quieter noise levels compared to standard market offerings. The optimized layout supports liquid cooling enthusiasts who want to pair this case with premium components like the ROG Astral LC RTX 5090 and ROG Ryuo IV SLC 360 AIO cooler.
The Ultimate Gaming Battlestation Foundation
The ROG Strix Helios II represents ASUS’s commitment to serious PC gaming. Between its diamond-grille aesthetics, comprehensive DIY optimizations, and massive component support, it’s designed for enthusiasts who refuse to compromise on their gaming battlestation.
For more PC building guides and gaming hardware reviews, check out our comprehensive coverage.
FAQs
Can the Helios II fit the largest RTX 50 Series graphics cards?
Yes, with 450mm GPU clearance, it accommodates all RTX 50 Series cards in both horizontal and vertical orientations.
What’s the maximum radiator size supported for liquid cooling?
The case supports dual 360mm radiators simultaneously (front and top) plus additional 420mm front mounting options.
